%fb:share-button{:class=>"meta"}
  %meta{:name=>"title", :content=>"#{campaign_share_title}"}
  %meta{:name=>"description", :content=>"#{campaign_share_description}"}
  %link{:rel=>"target_url", :href=>"#{root_url}"}
  %link{:rel=>"image_src", :href=>"#{campaign_share_image_url}"}

   
    